.top {
    width: 100%;
    background-image: linear-gradient(#4cbde6, #9198e5);
    z-index: 99999;
    margin: 0;
    padding: 0;
    border: 0;
}

.top ul {
    margin-left: 10%;
}

.top img {
    width: 20px;
    height: 20px;
}

.top li {
    display: inline;
    font-size: 120%;
    line-height: 2em;
    margin: 0 1em;
}

.top a {
    text-decoration: none;
    color: white;
}

.top a:hover {
    color: black;
}

.mid {
    width: 80%;
    /* border-style: solid;
	border-width: 2px;
	border-radius: 8px; */
    margin: 5px auto;
    overflow: hidden;
}

.nav {
    padding: 4px;
    overflow: hidden;
    min-width: 180px;
    max-width: 230px;
    background-color: white;
    border-style: solid;
    border-width: 5px;
    border-radius: 8px;
    border-color: #DAE5DB;
    float: left;
    margin: 0 15px 0 0;
}

.nav h2 {
    font-size: 20px;
    background-color: #dfdeda;
    color: #5A5A43;
    margin: 0 0 2px 0;
    text-align: center;
    border-style: solid;
    border-width: 2px;
    border-color: #a9aa77;
    border-radius: 4px 4px 0 0;
}

.navlist {
    border-style: solid;
    border-width: 2px;
    border-color: #EDEFEE;
    border-radius: 0 0 4px 4px;
}

.nav a {
    line-height: 20px;
    background-color: #f6f4f0;
    text-decoration: none;
    display: block;
    padding: 4px;
    border-bottom: 1px solid #efefef;
    color: #000;
    font-weight: normal;
}

.nav a, .top a:hover {
    cursor: pointer;
}

.nav a:hover {
    color: #8A9CE5;
}

.content {
    background-color: #fff;
    float: left;
    overflow: auto;
    width: 70%;
    min-height: 745px;
    /* 	min-width: 350px;
	max-width: 1200px; */
    margin: 5px;
    -moz-box-shadow: 4px 0 5px #888888, -4px 0 5px #888888, 0 4px 5px #888888, 0 -4px 5px #888888, 2px 2px 5px #888888;
    -webkit-box-shadow: 4px 0 5px #888888, -4px 0 5px #888888, 0 4px 5px #888888, 0 -4px 5px #888888, 2px 2px 5px #888888;
    box-shadow: 4px 0 5px #888888, -4px 0 5px #888888, 0 4px 5px #888888, 0 -4px 5px #888888, 2px 2px 5px #888888;
    border-top: 15px solid #edefee;
}

.content_mid {
    margin: 5px auto;
    width: 95%;
}

.bottom {
    background-color: #EDEFEE;
    font-size: 12px;
    color: #999;
    margin: 0 auto;
    width: auto;
    text-align: center;
    padding: 10px 0;
}

:root {
    --side-bar-bg-color: #fafafa;
    --control-text-color: #777;
}

html {
    font-size: 16px;
    overflow-x: auto;
}

body {
    /* font-family: "Open Sans","Clear Sans","Helvetica Neue",Helvetica,Arial,sans-serif; */
    color: rgb(51, 51, 51);
    line-height: 1.6;
}

#write {
    max-width: 860px;
    margin: 0 auto;
    padding: 30px;
    padding-bottom: 100px;
}

#write > ul:first-child,
#write > ol:first-child {
    margin-top: 30px;
}

/** 开始改动 **/

a {
    color: #4183C4;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    position: relative;
    margin-top: 1rem;
    margin-bottom: 1rem;
    font-weight: bold;
    line-height: 1.4;
    cursor: text;
}

h1:hover a.anchor,
h2:hover a.anchor,
h3:hover a.anchor,
h4:hover a.anchor,
h5:hover a.anchor,
h6:hover a.anchor {
    text-decoration: none;
}

h1 tt,
h1 code {
    font-size: inherit;
}

h2 tt,
h2 code {
    font-size: inherit;
}

h3 tt,
h3 code {
    font-size: inherit;
}

h4 tt,
h4 code {
    font-size: inherit;
}

h5 tt,
h5 code {
    font-size: inherit;
}

h6 tt,
h6 code {
    font-size: inherit;
}

h1 {
    padding-bottom: .3em;
    font-size: 2.25em;
    line-height: 1.2;
    /* border-bottom: 1px solid #eee; */
}

h2 {
    padding-bottom: .3em;
    font-size: 1.75em;
    line-height: 1.225;
    /* border-bottom: 1px solid #eee; */
}

h3 {
    font-size: 1.5em;
    line-height: 1.43;
}

h4 {
    font-size: 1.25em;
}

h5 {
    font-size: 1em;
}

h6 {
    font-size: 1em;
    color: #777;
}

p,
blockquote,
ul,
ol,
dl,
table {
    margin: 0.8em 0;
}

li > ol,
li > ul {
    margin: 0 0;
}

hr {
    height: 2px;
    padding: 0;
    margin: 16px 0;
    background-color: #e7e7e7;
    border: 0 none;
    overflow: hidden;
    box-sizing: content-box;
}

li p.first {
    display: inline-block;
}

ul,
ol {
    padding-left: 30px;
}

ul:first-child,
ol:first-child {
    margin-top: 0;
}

ul:last-child,
ol:last-child {
    margin-bottom: 0;
}

blockquote {
    border-left: 4px solid #dfe2e5;
    padding: 0 15px;
    color: #777777;
}

blockquote blockquote {
    padding-right: 0;
}

table {
    padding: 0;
    word-break: initial;
}

table tr {
    border-top: 1px solid #dfe2e5;
    margin: 0;
    padding: 0;
}

table tr:nth-child(2n),
thead {
    background-color: #f8f8f8;
}

table tr th {
    font-weight: bold;
    border: 1px solid #dfe2e5;
    border-bottom: 0;
    margin: 0;
    padding: 6px 13px;
}

table tr td {
    border: 1px solid #dfe2e5;
    margin: 0;
    padding: 6px 13px;
}

table tr th:first-child,
table tr td:first-child {
    margin-top: 0;
}

table tr th:last-child,
table tr td:last-child {
    margin-bottom: 0;
}

/** 以下不需要改动 **/

.CodeMirror-lines {
    padding-left: 4px;
}

.code-tooltip {
    box-shadow: 0 1px 1px 0 rgba(0, 28, 36, .3);
    border-top: 1px solid #eef2f2;
}

.md-fences,
code,
tt {
    border: 1px solid #e7eaed;
    background-color: #f8f8f8;
    border-radius: 3px;
    padding: 0;
    padding: 2px 4px 0px 4px;
    font-size: 0.9em;
}

code {
    background-color: #f3f4f4;
    padding: 0 2px 0 2px;
}

.md-fences {
    margin-bottom: 15px;
    margin-top: 15px;
    padding-top: 8px;
    padding-bottom: 6px;
}


.md-task-list-item > input {
    margin-left: -1.3em;
}

@media print {
    html {
        font-size: 13px;
    }

    table,
    pre {
        page-break-inside: avoid;
    }

    pre {
        word-wrap: break-word;
    }
}

.md-fences {
    background-color: #f8f8f8;
}

#write pre.md-meta-block {
    padding: 1rem;
    font-size: 85%;
    line-height: 1.45;
    background-color: #f7f7f7;
    border: 0;
    border-radius: 3px;
    color: #777777;
    margin-top: 0 !important;
}

.mathjax-block > .code-tooltip {
    bottom: .375rem;
}

.md-mathjax-midline {
    background: #fafafa;
}

#write > h3.md-focus:before {
    left: -1.5625rem;
    top: .375rem;
}

#write > h4.md-focus:before {
    left: -1.5625rem;
    top: .285714286rem;
}

#write > h5.md-focus:before {
    left: -1.5625rem;
    top: .285714286rem;
}

#write > h6.md-focus:before {
    left: -1.5625rem;
    top: .285714286rem;
}

.md-image > .md-meta {
    /*border: 1px solid #ddd;*/
    border-radius: 3px;
    padding: 2px 0px 0px 4px;
    font-size: 0.9em;
    color: inherit;
}

.md-tag {
    color: #a7a7a7;
    opacity: 1;
}

.md-toc {
    margin-top: 20px;
    padding-bottom: 20px;
}

.sidebar-tabs {
    border-bottom: none;
}

#typora-quick-open {
    border: 1px solid #ddd;
    background-color: #f8f8f8;
}

#typora-quick-open-item {
    background-color: #FAFAFA;
    border-color: #FEFEFE #e5e5e5 #e5e5e5 #eee;
    border-style: solid;
    border-width: 1px;
}

/** focus mode */
.on-focus-mode blockquote {
    border-left-color: rgba(85, 85, 85, 0.12);
}

header, .context-menu, .megamenu-content, footer {
    font-family: "Segoe UI", "Arial", sans-serif;
}

.file-node-content:hover .file-node-icon,
.file-node-content:hover .file-node-open-state {
    visibility: visible;
}

.mac-seamless-mode #typora-sidebar {
    background-color: #fafafa;
    background-color: var(--side-bar-bg-color);
}

.md-lang {
    color: #b4654d;
}

.html-for-mac .context-menu {
    --item-hover-bg-color: #E6F0FE;
}

#md-notification .btn {
    border: 0;
}

.dropdown-menu .divider {
    border-color: #e5e5e5;
}

.ty-preferences .window-content {
    background-color: #fafafa;
}

.ty-preferences .nav-group-item.active {
    color: white;
    background: #999;
}

/** 覆盖掉样式 **/


pre code {
    border: none;
    font-weight: 400 !important;
    background: none;
    display: block;
    border-radius: 0
}

code, pre code {
    font-size: 14px;
    font-family: Source Code Pro, Consolas, Liberation Mono, Menlo, Courier, monospace
}

code {
    background-color: #f4f4f4;
    display: inline-block;
    word-break: break-all;
    padding: 0 5px
}


table {
    border: 1px solid #e5e5e5;
    border-collapse: collapse;
    margin-bottom: 20px;
    margin-left: auto;
    margin-right: auto
}

table tr {
    background-color: #fff
}

table tr:hover > td {
    background-color: #f5f5f5;
    background-clip: padding-box
}

table td, table th {
    border-bottom: 1px solid #e5e5e5;
    border-right: 1px solid #e5e5e5;
    -webkit-transition: background-color .25s ease;
    transition: background-color .25s ease;
    height: 40px;
    min-width: 0;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    text-overflow: ellipsis;
    vertical-align: middle;
    position: relative;
    margin: 0;
    padding: 0 18px
}

table th {
    background-color: #f5f5f5
}


body {
    width: 100%;
    text-align: left;
    padding: 0;
    margin-top: 5px;
    font-family: -apple-system, BlinkMacSystemFont, PingFang-SC-Regular, Hiragino Sans GB, Microsoft Yahei, Arial, sans-serif;
    font-size: 16px;
    color: #4c4e4d;
    line-height: 30px;
    font-weight: 400;
    word-break: normal;
    word-wrap: break-word
}

a {
    text-decoration: none;
    border-bottom: 1px solid #d71a1b;
    color: #292525;
    -webkit-transition: all .2s;
    transition: all .2s
}

a:focus, a:hover {
    border-bottom: 2px solid #d71a1b
}

a img {
    display: block
}

sup {
    color: #fff;
    background-color: #655e5e;
    border-radius: 2px;
    font-size: 10px;
    line-height: 1;
    padding: 1px 5px;
    top: -.1em;
    margin-left: 2px;
    margin-right: 2px;
    text-decoration: none;
    cursor: help;
    position: relative
}

u {
    text-decoration: none;
    border-bottom: 1px solid #655e5e
}

pre {
    background-color: #f5f5f5;
    padding: 20px;
    white-space: pre-wrap;
    word-break: break-all
}

pre p {
    margin: 0;
    line-height: 22px
}


hr {
    margin: 20px auto;
    border: none;
    border-top: 1px solid #e5e5e5;
    height: 0;
}


ol, ul {
    padding-left: 36px;
    padding-right: 36px;
    margin: 40px auto;
    -webkit-box-sizing: border-box;
    box-sizing: border-box
}


ol ol, ol ul, ul ol, ul ul {
    border-left: none
}

ul {
    list-style-type: disc
}

ol {
    list-style-type: decimal
}

ol li, ul li {
    margin: 10px 0;
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    line-height: 31px;
    color: #4c4e4d
}


blockquote {
    position: relative;
    display: block;
    margin: 37px auto;
    border-left: 2px solid #fd281a;
    font-style: normal;
    text-align: left;
    color: #8e8787;
    font-weight: 500;
    font-size: 18px;
    line-height: 160%;
    padding: 0 12px
}


blockquote:before {
    content: "";
    width: 11.2px;
    height: 8.4px;
    background: url("") no-repeat;
    display: block;
    background-size: contain;
    line-height: 160%;
    margin-left: 4px;
    margin-bottom: 7.2px
}

blockquote p {
    font-weight: 500;
    font-size: 18px;
    line-height: 160%
}

blockquote p:last-child {
    margin-bottom: 0
}


blockquote a {
    color: #8e8787;
    border-bottom: 1px solid #8e8787
}

img {
    max-width: 100%;
    position: relative
}


p {
    margin: 0 0 20px 0;
    line-height: 30px
}

del, strike {
    text-decoration: line-through
}

b, strong {
    font-weight: 700
}

em, i {
    font-style: italic
}

h1, h2, h3, h4, h5, h6 {
    margin: 30px 0 10px 0;
    color: #292525;
    line-height: 150%;
    font-family: PingFang SC, Helvetica Neue, Helvetica, Hiragino Sans GB, Microsoft YaHei, "\5FAE\8F6F\96C5\9ED1", Arial, sans-serif
}

h1 {
    font-style: normal;
    font-weight: 600;
    font-size: 26px;
    line-height: 140%;
    margin-top: 60px;
    margin-bottom: 26px
}


h2 {
    font-style: normal;
    font-weight: 600;
    font-size: 24px;
    margin-top: 60px;
    margin-bottom: 26px;
    line-height: 140%
}

h2 .titleNumber {
    color: #d71a1b;
    margin-right: 8px
}

h3 {
    font-weight: 600;
    font-size: 18px;
    margin-top: 60px;
    margin-bottom: 16px;
    line-height: 140%
}

h4 {
    font-weight: 600;
    font-size: 16px;
    margin-top: 40px;
    margin-bottom: 16px;
    line-height: 140%
}


h5 {
    font-weight: 500;
    font-size: 16px;
    margin-top: 40px;
    margin-bottom: 16px;
    line-height: 140%
}

h6 {
    font-weight: 500;
    font-size: 14px;
    margin-top: 20px;
    margin-bottom: 8px;
    line-height: 140%
}

:focus {
    outline: none
}


body, html {
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0)
}

body {
    -webkit-tap-highlight-color: transparent
}

h2:first-child {
    margin-top: 30px
}

img {
    max-width: 700px;
    height: auto;
    width: 100%;
    margin: 40px auto !important;
}

img[alt='zoom'] {
    zoom: 66%;
}

img[alt='shadow'] {
    border-radius: 8px;
    box-shadow: 0px 20px 40px 1px rgba(0, 0, 0, .3);
    border: 1px solid #e4e4e4;
}

img[alt='zoom-shadow'], img[alt='shadow-zoom'] {
    zoom: 66%;
    border-radius: 8px;
    border: 1px solid #e4e4e4;
    box-shadow: 0px 20px 40px 1px rgba(0, 0, 0, .3);
}

img + span {
    display: block;
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 100%;
    text-align: center;
    color: #8e8787;
    position: relative;
    top: -20px;
    margin-bottom: 20px;
}

#write {
    max-width: 664px;
    width: 100%;
    margin: 0 auto;
    padding: 30px;
    padding-bottom: 100px;
}

.md-fences, code, tt {
    border: none;
}

.megamenu-menu-list li a {
    color: #fff;
}